UPGRADED VERSION – We lengthen our no tie shoelaces, so they can fit all sizes. And our tieless shoelaces are suitable for all kinds of shoes like running shoes, sneakers, casual shoes, board shoes and so on! STRETCHY AND COMFORTABLE – Made from stretchy material, the running elastic laces provide a flexible fit for your shoes, wrapping on your feet like skin. Shoes are easy to put on and off with them on. HIGH TENSILE STRENGTH – Our HYFAM tieless shoelaces are made of high quality elastic and nontoxic silicone, so that they can bear amazing tension, and can adjust the tightness according to your footwear. EASY TO CLEAN – The elastic shoe laces are flat, waterproof, soft, comfortable, durable and easy cleaning. When they get dirty, simply wipe them off with a wet cloth and they will look brand new! OUR GUARANTEE – HYFAM always focus on your satisfaction. Quality is essential to us as much as it is to you. Every HYFAM no-tie shoelace carries a 12-months guarantee. If you are not satisfied laces, just send the shoe strings back within 30 days for a full refund or replacement!